farmboy99 New member Joined Oct 11, 2007 Messages 9 Apr 13, 2008 #1 My friend has an 03 duramax, what programer is the best one to use on the duramax? Hes looking to get about 400 to the ground, can just the programer do that? im used to the 7.3 where you get about 300 max on just a chip... lol
My friend has an 03 duramax, what programer is the best one to use on the duramax? Hes looking to get about 400 to the ground, can just the programer do that? im used to the 7.3 where you get about 300 max on just a chip... lol
JFlagg Gun for Hire Joined Jul 27, 2007 Messages 5,630 Apr 13, 2008 #2 I imagine with EFI Live you could get 400 fairly easily....but I'm not a Duramax guy.
C codyn New member Joined Dec 23, 2007 Messages 399 Apr 13, 2008 #3 ppe hot +2 will get you nearly 500 hp but u will need a trans
